<template>
	<div class="list">
		<!-- 面包屑导航 -->
		<el-breadcrumb separator=">">
			<el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
			<el-breadcrumb-item>商品管理</el-breadcrumb-item>
			<el-breadcrumb-item>商品列表</el-breadcrumb-item>
		</el-breadcrumb>
		
		<!-- 卡片视图 -->
		<el-card>
			<div class="topflex">
				<!-- 搜索框 -->
				<el-input placeholder="请输入内容" v-model="queryInfo.query" class="input-with-select" clearable @clear="getGoodsList">
				  <el-button slot="append" icon="el-icon-search" @click="getGoodsList"></el-button>
				</el-input>
				<!-- 添加按钮 -->
				<el-row class="mas">
					<el-col>
						<el-button type="primary" @click="$router.push('/goods/add')">添加商品</el-button>
					</el-col>
				</el-row>
			</div>
			<!-- table区域 -->
			<el-table :data="goodslist.goods" border stripe>
				<el-table-column type="index"></el-table-column>
				<el-table-column label="商品名称" prop="goods_name"></el-table-column>
				<el-table-column label="商品价格(元)" prop="goods_price" width="90px"></el-table-column>
				<el-table-column label="商品重量" prop="goods_weight" width="70px"></el-table-column>
				<el-table-column label="创建时间" prop="add_time" width="170px">
					<template slot-scope="scope">
						{{scope.row.add_time | dateFormat}}
					</template>
				</el-table-column>
				<el-table-column label="操作" width="130px">
					<template slot-scope="scope">
						<el-button type="primary" icon="el-icon-edit" size="mini"></el-button>
						<el-button type="danger" icon="el-icon-delete" size="mini" @click="removeById(scope.row.goods_id)"></el-button>
					</template>
				</el-table-column>
			</el-table>
			<!-- 分页区域 -->
			<el-pagination
		    @size-change="handleSizeChange"
		    @current-change="handleCurrentChange"
		    :current-page="queryInfo.pagenum"
		    :page-sizes="[5, 10, 15, 20]"
		    :page-size="queryInfo.pagesize"
		    layout="total, sizes, prev, pager, next, jumper"
		    :total="goodslist.total">
		  </el-pagination>
		</el-card>
	</div>
</template>

<script>
	export default {
		data() {
			return {
				//获取商品时候配置
				queryInfo:{
					query:'',
					pagenum:1,
					pagesize:15
				},
				//所有商品数据
				goodslist:[]
			}
		},
		created() {
			this.getGoodsList()
		},
		methods: {
			//获取商品列表数据
			async getGoodsList() {
				const {data:res} = await this.$http.get('goods',{params:this.queryInfo})
				if(res.meta.status !== 200) {
					return this.$message.error('获取商品数据失败！')
				}else {
					this.goodslist = res.data
				}
			},
			//每一页数据条数发生变化
			handleSizeChange(newSize) {
				this.queryInfo.pagesize = newSize
				this.getGoodsList()
			},
			//当页码发生变化
			handleCurrentChange(newPage) {
				this.queryInfo.pagenum = newPage
				this.getGoodsList()
			},
			//根据id删除商品
			async removeById(id) {
				 const confirmResult = await this.$confirm('此操作将永久删除该商品, 是否继续?', '提示', {
				   confirmButtonText: '确定',
				   cancelButtonText: '取消',
				   type: 'warning'
				 }).catch(err => err)
				 
				 if(confirmResult !== 'confirm') {
					 return this.$message.info('已取消！')
				 }else {
					 const {data:res} = await this.$http.delete(`goods/${id}`)
					 
					 if(res.meta.status !== 200) {
						 return this.$message.error('删除商品失败！')
					 }else {
						 this.$message.success('删除成功！')
						 this.getGoodsList()
					 }
				 }
			}
		}
	}
</script>

<style scoped>
	.el-card {
		margin-top: 15px;
	}
	.input-with-select {
		width: 30%;
	}
	.topflex {
		display: flex;
		margin-bottom: 15px;
	}
	.mas {
		margin: 0 10px;
	}
</style>
